/*头部*/
.head{
    height: 150px;
}
.head_left{
    margin-left: 350px;
    float: left;
    margin-top: 30px;
}
.head_right{
    float:right;
    margin-right: 300px;
    height: 132px;
    width: 760px;
    margin-top: 12px;
}
.head01{
    margin-left: 472px;
}
.head01 a{
    font-size: 20px; 
    color: red;
    font-weight: 600;   
}
.head02{
    margin-top: 10px;
    margin-left: 80px;
}
.head02 a{
    font-size: 14px;
    margin-top: 10px;
    color: red;
}
/*搜索框*/
.head_search{
    margin-top: 10px;
    margin-left:500px ;
}
.f_left{
    width: 150px;
    height: 20px;
}
.on{
    height: 26px;
    width: 50px;
    background-color: red;
    margin-top: -26px;
    margin-left: 153px;
}
.on a{
    color: white;
    margin-left: 4px;
}
/*导航*/
#app{
    width: 100%;
    height: 102px;
    background-color: red;
}
#app>ul{
    margin-left: 350px;
    padding-top: 10px;
}
#app>ul>li{
    float: left;
    text-align: center;
    list-style: none;
    color: red;
}
#app>ul>li>a{
    text-align: center;
    font-size: 20px;
    display: block;
    color: rgb(252, 250, 249);
    width: 115px;
    line-height: 80px;
    background: red;
    border: 1px solid #fff;
    border-width: 0 2px 0 0;
}
#app>ul>li>ul>li>a{ 
    font-size: 16px;
    display: block;
    color: rgb(252, 250, 249);
    width: 75px;
    line-height: 50px;
    background: red;
    margin-left: -18px;
}
#app>ul>li>ul{
    position: absolute;
    width: 75px;
    background-color: red;
}
#app>ul>li>a:hover {
    background: url(../img/nav.png );
}